EP2689239A4 - Verbesserte verfahren, systeme und maschinenlesbare programme für magnetresonanz - Google Patents

Verbesserte verfahren, systeme und maschinenlesbare programme für magnetresonanz

Info

Publication number
EP2689239A4
EP2689239A4 EP12761093.9A EP12761093A EP2689239A4 EP 2689239 A4 EP2689239 A4 EP 2689239A4 EP 12761093 A EP12761093 A EP 12761093A EP 2689239 A4 EP2689239 A4 EP 2689239A4
Authority
EP
European Patent Office
Prior art keywords
systems
magnetic resonance
machine readable
improved techniques
readable programs
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP12761093.9A
Other languages
English (en)
French (fr)
Other versions
EP2689239A1 (de
Inventor
Neal Kalechofsky
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
MILLIKELVIN TECHNOLOGIES LLC
Original Assignee
MILLIKELVIN TECHNOLOGIES LLC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by MILLIKELVIN TECHNOLOGIES LLC filed Critical MILLIKELVIN TECHNOLOGIES LLC
Publication of EP2689239A1 publication Critical patent/EP2689239A1/de
Publication of EP2689239A4 publication Critical patent/EP2689239A4/de
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
    • G01R33/48—NMR imaging systems
    • G01R33/54—Signal processing systems, e.g. using pulse sequences ; Generation or control of pulse sequences; Operator console
    • G01R33/543—Control of the operation of the MR system, e.g. setting of acquisition parameters prior to or during MR data acquisition, dynamic shimming, use of one or more scout images for scan plane prescription
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N24/00—Investigating or analyzing materials by the use of nuclear magnetic resonance, electron paramagnetic resonance or other spin effects
    • G01N24/08—Investigating or analyzing materials by the use of nuclear magnetic resonance, electron paramagnetic resonance or other spin effects by using nuclear magnetic resonance
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
    • G01R33/32—Excitation or detection systems, e.g. using radio frequency signals
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
    • G01R33/48—NMR imaging systems
    • G01R33/483—NMR imaging systems with selection of signals or spectra from particular regions of the volume, e.g. in vivo spectroscopy
    • G01R33/4833—NMR imaging systems with selection of signals or spectra from particular regions of the volume, e.g. in vivo spectroscopy using spatially selective excitation of the volume of interest, e.g. selecting non-orthogonal or inclined slices
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
    • G01R33/282—Means specially adapted for hyperpolarisation or for hyperpolarised contrast agents, e.g. for the generation of hyperpolarised gases using optical pumping cells, for storing hyperpolarised contrast agents or for the determination of the polarisation of a hyperpolarised contrast agent
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
    • G01R33/48—NMR imaging systems
    • G01R33/50—NMR imaging systems based on the determination of relaxation times, e.g. T1 measurement by IR sequences; T2 measurement by multiple-echo sequences
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
    • G01R33/48—NMR imaging systems
    • G01R33/54—Signal processing systems, e.g. using pulse sequences ; Generation or control of pulse sequences; Operator console
    • G01R33/56—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution
    • G01R33/5601—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution involving use of a contrast agent for contrast manipulation, e.g. a paramagnetic, super-paramagnetic, ferromagnetic or hyperpolarised contrast agent
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
    • G01R33/48—NMR imaging systems
    • G01R33/54—Signal processing systems, e.g. using pulse sequences ; Generation or control of pulse sequences; Operator console
    • G01R33/56—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution
    • G01R33/5602—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution by filtering or weighting based on different relaxation times within the sample, e.g. T1 weighting using an inversion pulse

Landscapes

  • Physics & Mathematics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Optics & Photonics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
EP12761093.9A 2011-03-23 2012-03-23 Verbesserte verfahren, systeme und maschinenlesbare programme für magnetresonanz Withdrawn EP2689239A4 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201161466500P 2011-03-23 2011-03-23
US201161522076P 2011-08-10 2011-08-10
PCT/US2012/030384 WO2012129512A1 (en) 2011-03-23 2012-03-23 Improved techniques, systems and machine readable programs for magnetic resonance

Publications (2)

Publication Number Publication Date
EP2689239A1 EP2689239A1 (de) 2014-01-29
EP2689239A4 true EP2689239A4 (de) 2014-12-24

Family

ID=46879759

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12761093.9A Withdrawn EP2689239A4 (de) 2011-03-23 2012-03-23 Verbesserte verfahren, systeme und maschinenlesbare programme für magnetresonanz

Country Status (6)

Country Link
US (1) US20130154643A1 (de)
EP (1) EP2689239A4 (de)
AU (1) AU2012230778A1 (de)
IL (1) IL228612A0 (de)
MX (1) MX2013010754A (de)
WO (1) WO2012129512A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9207298B2 (en) 2011-03-23 2015-12-08 Millikelvin Technologies Llc Techniques, systems and machine readable programs for magnetic resonance
US8970217B1 (en) 2010-04-14 2015-03-03 Hypres, Inc. System and method for noise reduction in magnetic resonance imaging
US9714995B2 (en) * 2011-03-23 2017-07-25 Millikelvin Technologies Llc Techniques, systems and machine readable programs for magnetic resonance
US8610433B2 (en) * 2011-05-20 2013-12-17 Kabushiki Kaisha Toshiba Pulsed ASL using tagging pulse pattern encoding/decoding of flowing nuclei cohorts
DE102012204625B4 (de) * 2012-03-22 2013-11-28 Siemens Aktiengesellschaft Bestimmen eines Gesamtparameters einer Pulssequenz anhand einer Baumstruktur
CN112070697B (zh) * 2020-09-07 2024-01-19 北京环境特性研究所 一种基于逆二维像的局部散射特性评估方法及装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007092740A2 (en) * 2006-02-07 2007-08-16 The Regents Of The University Of California Method and system for the amplification of nuclear magnetic resonance imaging
EP2119457A1 (de) * 1998-01-05 2009-11-18 GE Healthcare AS Magnetische Resonanzuntersuchung mit hyperpolarisierten Kontrastmitteln

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU1702271A1 (ru) * 1988-12-08 1991-12-30 Научно-производственное объединение Всесоюзного научно-исследовательского, проектно-конструкторского и технологического института кабельной промышленности Способ ЯМР-томографии
JP4061192B2 (ja) * 2000-11-03 2008-03-12 ジーイー・ヘルスケア・アクスイェ・セルスカプ 分極ｎｍｒ試料用のデバイス及び方法
US7053611B2 (en) * 2004-06-04 2006-05-30 Schlumberger Technology Corporation Method and apparatus for using pulsed field gradient NMR measurements to determine fluid properties in a fluid sampling well logging tool
CN101208610A (zh) * 2005-06-24 2008-06-25 皇家飞利浦电子股份有限公司 同时多核磁共振成像
US7298142B2 (en) * 2005-06-27 2007-11-20 Baker Hughes Incorporated Method and apparatus for reservoir fluid characterization in nuclear magnetic resonance logging

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2119457A1 (de) * 1998-01-05 2009-11-18 GE Healthcare AS Magnetische Resonanzuntersuchung mit hyperpolarisierten Kontrastmitteln
WO2007092740A2 (en) * 2006-02-07 2007-08-16 The Regents Of The University Of California Method and system for the amplification of nuclear magnetic resonance imaging

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
AUGUSTINE M P: "Transient properties of radiation damping", PROGRESS IN NUCLEAR MAGNETIC RESONANCE SPECTROSCOPY ELSEVIER NETHERLANDS, vol. 40, no. 2, 25 February 2002 (2002-02-25), pages 111 - 150, XP002732355, ISSN: 0079-6565 *
HUANG S Y ET AL: "Sensitivity of feedback-enhanced MRI contrast to macroscopic and microscopic field variations", MAGNETIC RESONANCE IN MEDICINE JOHN WILEY & SONS INC. USA, vol. 61, no. 4, April 2009 (2009-04-01), pages 925 - 936, XP002732354, ISSN: 0740-3194 *
See also references of WO2012129512A1 *

Also Published As

Publication number Publication date
MX2013010754A (es) 2014-03-26
EP2689239A1 (de) 2014-01-29
NZ615681A (en) 2015-04-24
WO2012129512A1 (en) 2012-09-27
US20130154643A1 (en) 2013-06-20
AU2012230778A1 (en) 2013-10-10
IL228612A0 (en) 2013-12-31

Similar Documents

Publication Publication Date Title
SG11201507625TA (en) Improved techniques, systems and machine readable programs for magnetic resonance
EP2726689A4 (de) Selbsttätiges magnetisches verriegelungssystem
EP2731723A4 (de) Vorrichtungen, systeme und verfahren für magnetische trennung
PL2508906T3 (pl) Sposób oraz układ do badania układów magnetycznych
GB2492645B (en) Cryostat
IL214482A0 (en) Magnetic encolsure and method
GB2522811B (en) An energy-saving magnetic lock
ZA201308374B (en) Rail-fastening system
GB2497429B (en) Reducing resonance
SG10201600588TA (en) Improved inventory system and method therefor
GB201121953D0 (en) Magnetic fastening
SG11201400185XA (en) Method for forming magnetic field space
GB2497280B (en) Force-compensated gradient coil
EP2714594A4 (de) Verfahren zur herstellung von hämatit
IL236503A0 (en) Magnetic resonance computer-readable techniques, systems, and programs
GB201015969D0 (en) Gradient coil assemblies
IL228612A0 (en) Improved techniques, systems and software for magnetic resonance imaging
GB201108356D0 (en) Event identification
GB2496294B (en) Improved indication system
LT2771068T (lt) Magnetinis difuzinis pleistras
GB201114045D0 (en) Magnet
GB201105103D0 (en) Securing system
GB201115783D0 (en) Method
GB2496743B (en) Magnetic attachment system
ZA201500653B (en) Techniques, systems and machine readable programs for magnetic resonance

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20131018

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20141125

RIC1 Information provided on ipc code assigned before grant

Ipc: G01R 33/56 20060101ALN20141114BHEP

Ipc: G01R 33/50 20060101ALN20141114BHEP

Ipc: G01N 24/08 20060101AFI20141114BHEP

Ipc: G01R 33/28 20060101ALN20141114BHEP

Ipc: G01R 33/483 20060101ALI20141114BHEP

Ipc: G01R 33/32 20060101ALI20141114BHEP

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20171003